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SEAL-O-RING 1662904 - Caterpillar


1662904 SEAL-O-RING Caterpillar parts 14M, 16M, 24M, 3406E, 3456, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 365C, 365C L, 365C L MH, 374D L, 374F L, 385B, 385C, 385C FS, 385...
Rating:
43
Alternative (cross code) number:
CA1662904
166-2904
1662904
Caterpillar 1662904 SEAL-O-RING
Weight: 0.01 pounds 0 kg.
Information:
CROSS SECTION DIAMETER  2.62  mm
DASH SIZE  126 
ID  34.59  mm
MATERIAL  TFEP - 80 Duro 
OD  0  mm
COATING  PTFE 

Buy SEAL-O-RING 1662904 Caterpillar genuine, new aftermarket tractor parts with delivery
ARTICULATED TRUCK, WHEELED EXCAVATOR,

Compare Prices: .

As an associate, we earn commssions on qualifying purchases through the links below
$5.68

26 Aug 2025

CN: KAWO
166-2904 1662904 O-Ring Fits Caterpillar Cat Spare Parts Replacement Aftermarket
Generic 【NDERGROUND ART TRUCK】AD55 AD30 || 【GENERATOR SET】C32 || 【WHEEL TRACTOR】637E 631E || 【TRUCK ENGINE】3406E C-15 C-16 C13 C15 || 【POWER MODULE】PM3456
$13.99

17 Jul 2025

US: BEARTHESEALER
BTS Fuel Injector Sleeve O-Ring Kit, Compatible with Caterpillar 3406E/C15/C16/C18, Aftermarket Replacement for OEM #1662904, #1662903, #9X7430, 6 Sets, Kit de casquillo de inyector de Combustible
BEAR THE SEALER OEM Replacement Kit: Compatible with Caterpillar part numbers 1662904, 1662903, and 9X7430. || Fuel Injector Sleeve O-Ring Kit: Designed to seal the injector sleeve to the cylinder head, preventing fuel and coolant leaks. || Fits 3406E/C15/C16/C18 Engines: Suitable for Caterpillar diesel engines in on-highway and industrial applications. || Durable Rubber Construction: Built to withstand heat, pressure, and exposure to fuel and coolant. || Includes 6 Sets: Complete kit includes 6 sets of O-rings for multiple injector sleeves.
$24.73

20 Jun 2025

US: QUALITY PARTS
1662904 Seal O Ring (New AFTERMARKET) - G&T Engine Parts
G&T Engine Parts Condition: NEW AFTERMARKET || Weight: 0.44 lbs || Items are sold by part number only. Picture is for illustration purposes and the part or parts may be different in color or quantity. || Use of any OEM manufacturer name is not intended to represent any relationship between the two companies, instead it indicates that we sell replacement parts that are compatible with OEM components.
Number on catalog scheme: 8
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Compatible equipment models: 1662904:

ARTICULATED TRUCK  725   730   730C   735   735B   740   740B   D350E II   D400E II  
CHALLENGER  MTC835  
COLD PLANER  PM-200   PM-201  
EJECTOR TRUCK  730   730C   740   740B   D400E II  
FRONT SHOVEL  385C   5090B  
GEN SET ENGINE  3406E   3456  
INDUSTRIAL ENGINE  3406E   3456   C-15   C-16   C11   C13   C15   C18   C27   C32  
LANDFILL COMPACTOR  826G II   826H   826K   836G   836H  
LOAD HAUL DUMP  R1600H   R1700G   R2900   R2900G   R3000H  
MARINE AUXILIARY  C32  
MARINE ENGINE  3406E   C15   C18   C32  
MOBILE HYD POWER UNIT  345C L   349D L   349E   349E L HVG   365C L   385C   385C L  
MOTOR GRADER  14M   16M   24M  
PETROLEUM ENGINE  C-15   C11   C13   C15   C18   C27   C32  
PETROLEUM GEN SET  C15   C18   C27   C32  
PETROLEUM TRANSMISSION  TH48-E70  
PIPELAYER  583T   587T   PL83   PL87  
POWER MODULE  C18   C32   PM3456  
RECLAIMER MIXER  RM-300   RM-500  
SHOVEL LOGGER  345C  
SOIL COMPACTOR  825G II   825H   825K  
TRACK-TYPE TRACTOR  D10N   D10R   D10T   D10T2   D11R   D11T   D8N   D8R   D8R II   D8T   D9T  
TRUCK ENGINE  3406E   C-15   C-16   C-18   C11   C13   C15   C16   C18  
UNDERGROUND ART TRUCK  AD30   AD45B   AD55   AD55B   AD60  
WHEEL SCRAPER  621G   623G   627G   631G   657B   657E   657G  
WHEEL TRACTOR-SCRAPER  621K   623K   623K LRC   627K   627K LRC  
WHEELED EXCAVATOR  W345C MH   Caterpillar

Information:

Engine Identification
Caterpillar engines are identified with serial numbers, fuel system setting numbers, and arrangement numbers. In some cases, modification numbers are used. These numbers are shown on the serial number plate mounted on the engine.Caterpillar dealers need all of these numbers to determine which components were included on the engine when it was assembled at the factory. This permits accurate identification of replacement part numbers.Quality Caterpillar replacement parts are available from Caterpillar dealers throughout North America and the world. Their parts stocks are up to date and include all parts normally required to protect your Caterpillar engine investment.Serial Number Plate
The Serial Number Plate is located on the rear of the cylinder block.Information Plate
The Information Plate is located on the left side of the cylinder block, or on the valve cover.Generator Identification
The generator serial number plate is located on the barrel of the generator. Typical generator serial number plate.Reference Numbers
Ordering Parts
When ordering parts, your order should specify the quantity, part number, part name and serial number, arrangement number and modification number of the engine for which the parts are needed. If in doubt about the part number, please provide your dealer with a complete description of the needed item.When service or maintenance is needed for your Caterpillar engine, be prepared to give the dealer all the information that is provided on the Information Plate.Discuss the problem with the dealer, such as when it occurs, what happens, etc. This will help the dealer in troubleshooting and solving the problem faster.

Cat SIS web machinery list:

Caterpillar parts catalog
C18 Marine Generator Set SSM00001-UP
C18 Marine Generator Set SSW00001-UP
XQ570 Retail Power Module X5F00001-UP POWERED BY C18
C15 Generator Set NR600001-UP
C18 Generator Set NR700001-UP
C13 Generator Set NR500001-UP
C32 Locomotive Engine WJD00001-UP
XQP500 Generator Set XP500001-UP POWERED BY C15
XQ425 Generator Set X3F00001-UP POWERED BY C13
XQP500 Rental Generator Set XP800001-UP POWERED BY C15
C13 Generator Set KJE00001-UP
C32 Generator Set FLX00001-UP
C27 Generator Set 2A300001-UP
C32 Locomotive Engine WJE00001-UP
C32 Rental Generator Set Engine Only AL600001-UP
C32 Ukraine Corvette Genset RNX00001-UP
C32 Marine Engine ZP300001-UP
C32 Marine Engine ZP200001-UP
C32 Marine Engine AX300001-UP
C32 Marine Engine AX200001-UP
C32 Marine Generator Set GM200001-UP
C32 Marine Generator Set GM300001-UP
C32 Marine Engine PWT00001-UP
C32 Marine Generator Set MG400001-UP
XQ425 Generator Set X8H00001-UP POWERED BY C13 Engine
C32 Generator Set JTW00001-UP
C13 Generator Set T3200001-UP
XQP1100 Power System JK400001-UP POWERED BY C32 Engine
CX38-P892-C18I Petroleum Power Train Package A3X00001-UP POWERED BY C18 Industrial Engine
XQ500 Power System GG500001-UP POWERED BY C15 Engine
390F L Excavator HNG00001-UP (MACHINE) POWERED BY C18 Engine
C18 Generator Set C2M00001-UP
C15 Generator Set C2F00001-UP
C18 Generator Set BG400001-UP
C32 Generator Set PAE00001-UP
352F Excavator WYA00001-UP (MACHINE) POWERED BY C13 Engine
PM620 Cold Planer 8RF00001-UP POWERED BY C18 Engine
C32 Generator Set for LRC NRC00001-UP
C13 Generator Set RWT00001-UP
C15 Generator Set NSR00001-UP
C18 Generator Set AN200001-UP
TH48-E70-C27I Petroleum Power Train Package AT400001-UP POWERED BY C27 Industrial Engine
3406E Truck Engine 5EK00001-01820
3406E Truck Engine 5EK01821-UP
3406E Industrial Engine 6BR00001-UP
3406E Marine Engine 9WR00001-UP
3406E Truck Engine 2WS00001-UP
3406E Truck Engine 5DS00001-UP
3406E Truck Engine 1LW00001-UP
3456 Industrial Engine 3LW00001-UP
3406E Truck Engine 1MM00001-UP
C-15 Truck Engine 6NZ00001-UP
C-16 Truck Engine 7CZ00001-UP
3406E Generator Set 8AZ00001-UP
3456 DPGDS Generator Set-Military 9BZ00001-UP
3456(XQ400/XQ500) Generator Set BGA00001-UP
C-16 Industrial Engine BFM00001-UP
C-15 Industrial Engine BEM00001-UP
3456 Generator Set CAH00001-UP
C18 Marine Engine CKH00001-UP
3456 Generator Set CBX00001-UP
3456 Generator Set CCB00001-UP
3456(XQ300/XQ400) Rental Generator Set GHJ00001-UP
3456 Generator Set EPE00001-UP
C-16 Truck Engine W1A00001-UP
C-15 Truck Engine MBN00001-UP
C15 On-highway Engine BXS00001-UP
RM-500 Reclaimer Mixer ASW00001-UP (MACHINE) POWERED BY C15 Engine
RM-300 Rotary Mixer BWR00001-UP (MACHINE) POWERED BY C11 Engine
PM-201 Cold Planer PNM00001-UP (MACHINE) POWERED BY C18 Engine
PM-200 Cold Planer P1C00001-UP (MACHINE) POWERED BY C18 Engine
C-18 Caterpillar Engine For PM200 Cold Planer P1M00001-UP (MACHINE) POWERED BY C-18 Engine
RM500B Rotary Mixer MB900001-UP (MACHINE) POWERED BY C15 Engine
PM622 Cold Planer JFC00001-UP (MACHINE) POWERED BY C18 Engine
PM620 Cold Planer JB900001-UP (MACHINE) POWERED BY C18 Engine
R1700 Load Haul Dump KT400001-UP (MACHINE) POWERED BY C13 Engine
R2900G Load Haul Dump NLK00001-UP (MACHINE) POWERED BY C15 Engine
730C2 Articulated Truck 2T400001-UP (MACHINE) POWERED BY C13 Engine
730C2 Ejector Articulated Truck 2T500001-UP (MACHINE) POWERED BY C13 Engine
730C2 Articulated Truck 2L700001-UP (MACHINE) POWERED BY C13 Engine
730C2 Ejector Articulated Truck 2L800001-UP (MACHINE) POWERED BY C13 Engine
14M Series 3 Motor Grader N9S00001-UP (MACHINE) POWERED BY C13 Engine
14M Series 3 Motor Grader E9S00001-UP (MACHINE) POWERED BY C13 Engine
777E Off-Highway Truck KDP00001-UP (MACHINE) POWERED BY C32 Engine
R3000H Load Haul Dump RCY00001-UP (MACHINE) POWERED BY C15 Engine
MH3295 Material Handler PA900001-UP (MACHINE) POWERED BY C18 Engine
PM622 Cold Planer JCF00001-UP (MACHINE) POWERED BY C18 Engine
PM620 Cold Planer LH900001-UP (MACHINE) POWERED BY C18 Engine
C32 Engine Emissions Retrofit Repower FKR00001-UP (MACHINE) POWERED BY Tier II for 777D Truck FKR00001-UP (MACHINE)
C11 Engine Emissions Retrofit Repower Tier II for R1600G Load Haul Dump Truck 9YZ00001-UP (MACHINE)
745 Articulated Truck 3T600001-UP (MACHINE) POWERED BY C18 Engine
740EJ Articulated Truck 3T700001-UP (MACHINE) POWERED BY C18 Engine
745 Articulated Truck 3F600001-UP (MACHINE) POWERED BY C18 Engine
740 EJ Articulated Truck 3F700001-UP (MACHINE) POWERED BY C18 Engine
777E Off-Highway Truck KDZ00001-UP (MACHINE) POWERED BY C32 Engine
PM822 Cold Planer SL800001-UP (MACHINE) POWERED BY C18 Engine
PM820 Cold Planer TLZ00001-UP (MACHINE) POWERED BY C18 Engine
PM825 Cold Planer ESE00001-UP (MACHINE) POWERED BY C18 Engine
740 Articulated Truck 3T800001-UP (MACHINE) POWERED BY C15 Engine
740 Articulated Truck 3F800001-UP (MACHINE) POWERED BY C15 Engine
XQ570 Power System ME500001-UP POWERED BY C18 Engine
836K Landfill Compactor T6X00001-UP (MACHINE) POWERED BY C27 Engine
990K Wheel Loader L6Z00001-UP (MACHINE) POWERED BY C27 Engine
980M Wheel Loader WW300001-UP (MACHINE) POWERED BY C13 Engine
982M Wheel Loader WMD00001-UP (MACHINE) POWERED BY C13 Engine
C18 Generator Set T3500001-UP
C18 Generator Set T3400001-UP
824K Wheel Dozer 2T200001-UP (MACHINE) POWERED BY C15 Engine
824K Wheel Dozer 2L400001-UP (MACHINE) POWERED BY C15 Engine
24 Motor Grader N9Z00001-UP (MACHINE) POWERED BY C27 Engine
24 Motor Grader E9Z00001-UP (MACHINE) POWERED BY C27 Engine
770G Off-Highway Truck KD200001-UP (MACHINE) POWERED BY C15 Engine
772G Off-Highway Truck KE300001-UP (MACHINE) POWERED BY C18 Engine
986K Wheel Loader NL800001-UP (MACHINE) POWERED BY C15 Engine
966H Wheel Loader Military RWE00001-UP (MACHINE) POWERED BY C11 Engine
MD6200 Rotary Drill RKP00001-UP (MACHINE) POWERED BY C18 Engine
MD6200 Rotary Drill D9A00001-UP (MACHINE) POWERED BY C18 Engine
PM620 Cold Planer LB800001-UP (MACHINE) POWERED BY C18 Engine
PM622 Cold Planer TPH00001-UP (MACHINE) POWERED BY C18 Engine
PM820 Cold Planer AK500001-UP (MACHINE) POWERED BY C18 Engine
PM822 Cold Planer EE200001-UP (MACHINE) POWERED BY C18 Engine
PM825 Cold Planer 3C600001-UP (MACHINE) POWERED BY C18 Engine
PM620 Cold Planer FG400001-UP (MACHINE) POWERED BY C18 Engine
PM622 Cold Planer XS600001-UP (MACHINE) POWERED BY C18 Engine
PM820 Cold Planer RL300001-UP (MACHINE) POWERED BY C18 Engine
PM820 Cold Planer AN800001-UP (MACHINE) POWERED BY C18 Engine
PM822 Cold Planer H6S00001-UP (MACHINE) POWERED BY C18 Engine
PM822 Cold Planer E8S00001-UP (MACHINE) POWERED BY C18 Engine
PM825 Cold Planer 62600001-UP (MACHINE) POWERED BY C18 Engine
PM825 Cold Planer 62700001-UP (MACHINE) POWERED BY C18 Engine
D350E Series II Articulated Truck 2XW00001-UP (MACHINE) POWERED BY 3406E Engine
D400E Series II Articulated Truck 8PS00001-UP (MACHINE) POWERED BY 3406E Engine
836G Landfill Compactor 7MZ00001-UP (MACHINE) POWERED BY 3456 Engine
D400E Series II Ejector Truck APF00001-UP (MACHINE) POWERED BY 3406E Engine
C-12, C-15, C-16 Caterpillar Engines For AGCO Challenger 81600001-UP (MACHINE)
735 Articulated Truck AWR00001-UP (MACHINE) POWERED BY 3406E Engine
740 Articulated Truck AXM00001-UP (MACHINE) POWERED BY 3406E Engine
826G II LANDFILL COMPACTOR AYH00001-UP (MACHINE) POWERED BY 3406 Engine
825G II Soil Compactor AXB00001-UP (MACHINE) POWERED BY 3406 Engine
836G Landfill Compactor BRL00001-UP (MACHINE) POWERED BY 3456 Engine
740 Ejector Articulated Truck AZZ00001-UP (MACHINE) POWERED BY 3406E Engine
R2900G Load Haul Dump JLK00001-UP (MACHINE) POWERED BY C15 Engine
R1700G Load Haul Dump SBR00001-UP (MACHINE) POWERED BY C11 Engine
836H Landfill Compactor BXD00001-UP (MACHINE) POWERED BY C18 Engine
825H Soil Compactor AZW00001-UP (MACHINE) POWERED BY C15 Engine
826H Landfill Compactor AWF00001-UP (MACHINE) POWERED BY C15 Engine
770 Off-Highway Truck BZZ00001-UP (MACHINE) POWERED BY C15 Engine
772 Off-Highway Truck RLB00001-UP (MACHINE) POWERED BY C18 Engine
730 Ejector Articulated Truck B1W00001-UP (MACHINE) POWERED BY C11 Engine
24M Motor Grader B9K00001-UP (MACHINE) POWERED BY C18 Engine
16M Motor Grader B9H00001-UP (MACHINE) POWERED BY C13 Engine


Parts seal Caterpillar catalog:

3673929 SEAL-U-CUP
365B, 365B II, 365C, 365C L, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
3673928 SEAL-BUFFER
365B, 365B II, 365C, 365C L, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
1362942 SEAL-O-RING
365B, 365B II, 365B L, 365C, 365C L, 365C L MH, 374D L, 374F L
3678471 SEAL-O-RING
345C, 345C L, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L VG, 349F L, 365B II, 365C, 365C L, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
2160010 SEAL-U-CUP
385B, 385C, 385C L, 390D, 390D L
0931347 SEAL-O-RING
328D LCR, 345B II, 345B L, 345C, 345C L, 345D L, 349E L, 349E L VG, 349F L, 350, 365B, 365B II, 365B L, E650
2590734 SEAL-U-CUP
325C, 330C L, 330D L, 336D, 336D2, 340D L, 340D2 L, 345B II, 345C, 345D, 345D L, 349D, 349D L
2667957 SEAL-BUFFER
325C, 330C L, 330D L, 336D, 336D2, 340D L, 340D2 L, 345B II, 345C, 345D, 345D L, 349D, 349D L
2667960 SEAL-O-RING
325C, 330C L, 330D L, 336D, 336D2, 340D L, 340D2 L, 345B II, 345C, 345D, 345D L, 349D, 349D L
2590736 SEAL-U-CUP
345B II, 345C, 345D, 345D L, 349D, 349D L
2667958 SEAL-BUFFER
345B II, 345C, 345D, 345D L, 349D, 349D L
3678472 SEAL-O-RING
365C, 374D L, 374F L, 385B, 385C, 385C L, 390D, 390D L, 390F L
2500466 SEAL-O-RING
16G, 16H NA, 24M, 3406, 3406B, 3406C, 3406E, 3456, 365C, 365C L, 365C L MH, 375, 375 L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 5080, 5090B, 578, 583R, 583T, 587R, 587T, 621E, 621F, 621G...
1144427 SEAL-O-RING
16G, 16H NA, 245B, 245D, 24H, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412D, 3412E, 3456, 375, 375 L, 385B, 5080, 5090B, 5110B, 578, 583R, 587R, 589, 615C, 621B, 621E, 621F,...
5P0840 SEAL-O-RING
24M, 3208, 3304, 3406C, 3406E, 3412, 3412C, 3412D, 3412E, 3456, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 3606, 3608, 3612, 3616, 365C, 3...
1422329 SEAL
24M, 3406E, 3456, 365C, 365C L, 365C L MH, 374D L, 374F L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 390F L, 5090B, 583T, 587T, 621B, 621F, 621G, 621H, 623E, 623F, 623G, 623H, 627F, 627G, ...
1313717 SEAL D-RING
3406E, 3456, 385B, 5090B, 651B, 834G, 836G, 988G, AD55, C-16, C16, MTC835, PM3456
1426217 SEAL-O-RING
16G, 16H NA, 24H, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412E, 3456, 3606, 3608, 3612, 3616, 3618, 365C, 365C L, 365C L MH, 374D L, 374F L, 375, 375 L, 385B, 5080, 5090B, ...
1685248 SEAL-ISOLATION
735, 735B, 740, 740B, 770, 770G, 770G OEM, 824C, 824H, 824K, 825H, 825K, 826H, 826K, 980G, 980H, 986H, C-15, C-16, C-18, C15, C16, C18, MTC835, R2900G, R3000H, RM-500, TH35-C15T
1559524 SEAL-INTEGRAL
24M, 3406E, 3456, 365C, 365C L, 365C L MH, 374D L, 374F L, 385C, 385C FS, 385C L, 385C L MH, 390D, 390D L, 390F L, 583T, 587T, 621B, 621F, 621G, 621H, 623E, 623F, 623G, 623H, 627F, 627G, 627H, 631D, 6...
1425868 SEAL-CRANKSHAFT
16G, 16H NA, 24H, 24M, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3408E, 3412, 3412C, 3412D, 3412E, 3456, 375, 375 L, 5080, 5110B, 578, 583R, 583T, 587R, 587T, 589, 621B, 621E, 621F, 621G, 621H, 6...
3E6772 SEAL
16G, 16H NA, 24H, 24M, 3406, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3412, 3412C, 3412D, 3412E, 3456, 365C, 365C L, 365C L MH, 374D L, 374F L, 375, 375 L, 385B, 385C, 385C FS, 385C L, 385C L MH, 390D...
1662903 SEAL-O-RING
3406E, 3456, 365C, 365C L, 385B, 385C, 385C FS, 385C L, 385C L MH, 5090B, 583T, 587T, 621G, 623G, 627F, 627G, 631G, 637G, 651B, 657B, 657E, 657G, 735, 740, 770, 772, 773F, 775F, 777D, 777F, 824C, 824G...
9X7430 SEAL-O-RING
14M, 16M, 24M, 3406E, 3456, 345C, 345C L, 345C MH, 345D, 345D L, 345D L VG, 349D, 349D L, 349E, 349E L, 349E L HVG, 349E L VG, 349F L, 3516B, 365C, 365C L, 365C L MH, 374D L, 374F L, 385B, 385C, 385C ...
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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